The Bila River is a river in northern Sumatra, Indonesia, about 1,200 km northwest of the capital Jakarta.Rand McNally, The New International Atlas, 1993.Sungai Bila at Geonames.org (cc-by); Last updated 2013-06-04; Database dump downloaded 2015-11-27 It is a tributary of the Barumun River.
Geography The river flows in southwest Java with predominantly tropical rainforest climate (designated as Af in the Köppen-Geiger climate classification). The annual average temperature in the area is 24 °C. The warmest month is August, when the average temperature is around 26 °C, and the coldest is January, at 23 °C. The average annual rainfall is 3766 mm. The wettest month is November, with an average of 381 mm rainfall, and the driest is March, with 126 mm rainfall.
See also List of drainage basins of Indonesia List of rivers of Indonesia List of rivers of Sumatra
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